
Dual-output step-down DC/DC controller for power management. Features a maximum switching frequency of 850 kHz and supports output voltages from 0.6 to 12.5 V with typical output currents of 25A per channel. Operates from 4.5 to 38 V input voltage, with a maximum supply current of 3.5 mA. Housed in a 40-pin QFN EP package with a 0.5 mm pin pitch, suitable for surface mounting. Designed for automotive applications with an operating temperature range of -40 °C to 85 °C.
Analog Devices LTC3855EUJ#PBF technical specifications.
| Basic Package Type | Non-Lead-Frame SMT |
| Package Family Name | QFN |
| Package/Case | QFN EP |
| Package Description | Quad Flat No Lead Package, Exposed Pad |
| Lead Shape | No Lead |
| Pin Count | 40 |
| PCB | 40 |
| Package Length (mm) | 6 |
| Package Width (mm) | 6 |
| Package Height (mm) | 0.75(Max) |
| Seated Plane Height (mm) | 0.75 |
| Pin Pitch (mm) | 0.5 |
| Package Material | Plastic |
| Mounting | Surface Mount |
| Package Orientation | Yes |
| Package Orientation Marking Type | Dot |
| Jedec | MO-220WJJD-2 |
| Topology | Step Down |
| Number of Outputs | 2 |
| Output Voltage | 0.6 to 12.5V |
| Typical Output Current | 25|25A |
| Maximum Switching Frequency | 850kHz |
| Min Operating Temperature | -40°C |
| Max Operating Temperature | 85°C |
| Maximum Input Voltage | 38V |
| Minimum Input Voltage | 4.5V |
| Operating Supply Voltage | 4.5 to 38V |
| Maximum Supply Current | 3.5(Typ)mA |
| Cage Code | 24355 |
| EU RoHS | Yes |
| HTS Code | 8542390001 |
| Schedule B | 8542390000 |
| ECCN | EAR99 |
| Automotive | Yes |
| AEC Qualified | No |
| PPAP | No |
| Radiation Hardening | No |
| RoHS Versions | 2011/65/EU, 2015/863 |
Download the complete datasheet for Analog Devices LTC3855EUJ#PBF to view detailed technical specifications.
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